7010 FE/HCP4AH1DT
Hybrid Ceramic Super Precision Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
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7010 FE/HCP4AH1DT Bearing Product Overview & Core Advantages
The 7010 FE/HCP4AH1DT is a precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. This duplex tandem (DT) matched set configuration delivers superior high rigidity and is optimized for handling primarily axial loads in one direction. Key advantages include its P4A super-precision tolerance, ceramic ball construction for reduced weight and thermal expansion, and a phenolic cage enabling high-speed operation. This bearing is preloaded and lubricated, making it ready for installation in high-performance systems.
7010 FE/HCP4AH1DT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 7010 | Standard bearing series, 50mm bore, 80mm OD. | Defines the core bearing dimensions. |
| FE | Filled with a specific, high-performance lubricant. | Ensures immediate operation and reduces maintenance. |
| HC | Hybrid Ceramic (Silicon Nitride balls). | Provides benefits for high-speed bearings, including lower friction and higher stiffness. |
| P4A | Tolerance class superior to ABEC 7 / ISO P4. | Guarantees extremely tight running accuracy for precision bearing applications. |
| H1 | Preload code (Light preload). | Enhances system rigidity and minimizes axial/radial runout. |
| DT | Duplex Tandem arrangement. | Two bearings mounted in tandem to maximize axial load capacity in one direction. |
7010 FE/HCP4AH1DT Bearing Structural Features & Performance Benefits
High Rigidity and Load Capacity: The duplex tandem (DT) arrangement combines two bearings to create a highly rigid assembly capable of supporting very high axial loads. The 18° contact angle is optimized for this type of load.
High-Speed Performance: The combination of ceramic balls and a lightweight phenolic cage significantly reduces centrifugal forces, allowing for a high limiting speed of 41,000 rpm. This makes it an ideal high-speed bearing.
Precision and Accuracy: Manufactured to a P4A tolerance class with tight dimensional controls on bore, outside diameter, and width, this bearing ensures minimal runout and superior rotational accuracy.
Optimized for Performance: The open seal type minimizes friction for maximum speed, while the factory-applied lubrication (FE) is selected for a broad temperature range (-30°C to 110°C), ensuring immediate, reliable performance.
7010 FE/HCP4AH1DT Bearing Typical Application Areas
This bearing is engineered for high-performance machinery where precision, speed, and rigidity are paramount. Typical applications include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Spindles: In PCB drilling, semiconductor manufacturing, and other precision machining equipment.
- High-Frequency Motors: Where low inertia and high-speed capability are critical.
- Aerospace and Defense Systems: Including gyroscopes, radar systems, and auxiliary power units.
